The 4 million deaths of common murres during the intense marine heatwave was the biggest wildlife toll in modern history, the study says

In May and June, dead birds, mostly murres, have been washing up on beaches on St. Lawrence Island, Shishmaref and east Norton Sound.

While reproductive failure is common for some species like black-legged kittiwakes, it isn’t for murres. In some places less than one percent of the chicks survived.

Dead Murres At Boat Harbor

Dead seagulls, puffins, murres